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3054661 = 17317657
BaseRepresentation
bin1011101001110001000101
312202012012121
423221301011
51240222121
6145245541
734651501
oct13516105
95665177
103054661
1117a7015
1210338b1
1382c4bc
14597301
15405141
hex2e9c45

3054661 has 4 divisors (see below), whose sum is σ = 3072492. Its totient is φ = 3036832.

The previous prime is 3054643. The next prime is 3054673. The reversal of 3054661 is 1664503.

3054661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1664503 = 12231361.

It can be written as a sum of positive squares in 2 ways, for example, as 1600225 + 1454436 = 1265^2 + 1206^2 .

It is a cyclic number.

It is not a de Polignac number, because 3054661 - 25 = 3054629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3054691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8656 + ... + 9001.

It is an arithmetic number, because the mean of its divisors is an integer number (768123).

Almost surely, 23054661 is an apocalyptic number.

It is an amenable number.

3054661 is a deficient number, since it is larger than the sum of its proper divisors (17831).

3054661 is a wasteful number, since it uses less digits than its factorization.

3054661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17830.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 3054661 is about 1747.7588506427. The cubic root of 3054661 is about 145.0956325137.

The spelling of 3054661 in words is "three million, fifty-four thousand, six hundred sixty-one".

Divisors: 1 173 17657 3054661